207320139

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{577}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 335785632

約数和(自身を除く): 128465493

約数列:

[1, 3, 9, 13, 37, 39, 83, 111, 117, 249, 333, 481, 577, 747, 1079, 1443, 1731, 3071, 3237, 4329, 5193, 7501, 9213, 9711, 21349, 22503, 27639, 39923, 47891, 64047, 67509, 119769, 143673, 192141, 277537, 359307, 431019, 622583, 832611, 1771967, 1867749, 2497833, 5315901, 5603247, 15947703, 23035571, 69106713, 207320139]

約数ペア:

[(1, 207320139), (3, 69106713), (9, 23035571), (13, 15947703), (37, 5603247), (39, 5315901), (83, 2497833), (111, 1867749), (117, 1771967), (249, 832611), (333, 622583), (481, 431019), (577, 359307), (747, 277537), (1079, 192141), (1443, 143673), (1731, 119769), (3071, 67509), (3237, 64047), (4329, 47891), (5193, 39923), (7501, 27639), (9213, 22503), (9711, 21349)]